package tenant

import (
	"context"
)

func (q *Queries) GetSettings(ctx context.Context) (Settings, error) {
	rows, err := q.db.QueryContext(ctx, `SELECT key, value FROM site_settings`)
	if err != nil {
		return nil, err
	}
	defer rows.Close()

	settings := make(Settings)
	for rows.Next() {
		var key, value string
		if err := rows.Scan(&key, &value); err != nil {
			return nil, err
		}
		settings[key] = value
	}
	return settings, rows.Err()
}

func (q *Queries) GetSetting(ctx context.Context, key string) (string, error) {
	var value string
	err := q.db.QueryRowContext(ctx, `SELECT value FROM site_settings WHERE key = ?`, key).Scan(&value)
	if err != nil {
		return "", err
	}
	return value, nil
}

func (q *Queries) SetSetting(ctx context.Context, key, value string) error {
	_, err := q.db.ExecContext(ctx, `INSERT INTO site_settings (key, value, updated_at)
		VALUES (?, ?, CURRENT_TIMESTAMP)
		ON CONFLICT(key) DO UPDATE SET value = excluded.value, updated_at = CURRENT_TIMESTAMP`, key, value)
	return err
}

func (q *Queries) SetSettings(ctx context.Context, settings Settings) error {
	for key, value := range settings {
		if err := q.SetSetting(ctx, key, value); err != nil {
			return err
		}
	}
	return nil
}

func (q *Queries) DeleteSetting(ctx context.Context, key string) error {
	_, err := q.db.ExecContext(ctx, `DELETE FROM site_settings WHERE key = ?`, key)
	return err
}

var defaultSettings = map[string]string{
	"comments_enabled":       "true",
	"reactions_enabled":      "true",
	"reaction_mode":          "upvote",
	"reaction_emojis":        "👍,❤️,😂,😮,😢",
	"upvote_icon":            "👍",
	"reactions_require_auth": "false",
}

func (q *Queries) GetSettingWithDefault(ctx context.Context, key string) string {
	value, err := q.GetSetting(ctx, key)
	if err != nil || value == "" {
		if def, ok := defaultSettings[key]; ok {
			return def
		}
		return ""
	}
	return value
}

func (q *Queries) GetInteractionConfig(ctx context.Context) map[string]any {
	return map[string]any{
		"comments_enabled":       q.GetSettingWithDefault(ctx, "comments_enabled") == "true",
		"reactions_enabled":      q.GetSettingWithDefault(ctx, "reactions_enabled") == "true",
		"reaction_mode":          q.GetSettingWithDefault(ctx, "reaction_mode"),
		"reaction_emojis":        q.GetSettingWithDefault(ctx, "reaction_emojis"),
		"upvote_icon":            q.GetSettingWithDefault(ctx, "upvote_icon"),
		"reactions_require_auth": q.GetSettingWithDefault(ctx, "reactions_require_auth") == "true",
	}
}